JP2002236489A - Music distribution system - Google Patents

Abstract

PROBLEM TO BE SOLVED: To easily purchase a music being broadcasted even though a listener does not know the name of the music while the listener is driving a car. SOLUTION: When a selection inputting means 1 is pressed, a control means 7 transmits a purchase request to a music distribution center 23. The request includes information on the receiving time of the music information being broadcasted and received, information on the receiving frequency and vehicle position information from a vehicular position measuring means 10. The center 23 estimates a broadcasting station 20 from the received frequency information and the vehicular position information, obtains the broadcasting time information of the music information located at the station 20 through a network 22 and distributes the corresponding trial listening music data to the vehicle based on the receiving time information. When the listener wishes to purchase the music information, the listener again pushes the means 1 and music data for the sale are distributed from the center 23.

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a music distribution system, and more particularly to an improvement in a music distribution system that enables a vehicle to easily obtain desired broadcast music information.

[0002]

2. Description of the Related Art In recent years, with the spread of networks such as the Internet, sales and purchase methods via networks have been started as music sales and purchase methods. Also, with the spread of mobile terminals and technological innovation, sales and purchase of music using wireless lines have been started for mobile terminals. In this case, as a method of purchasing music, a method is used in which a purchaser connects a terminal to a distribution center, searches for, selects, and purchases a corresponding song name based on a target song name or the like.

[0003]

According to such a conventional method, music played on a radio, a television, etc.
If you want to buy music you like by listening to your ears, you first need to look up the song title. However, when driving a car or the like, the user often listens to music on a CD, MD, tape, or the like, or listens to a radio or the like. If you ’re driving and trying to buy music you ’ve heard on the radio,
You can't take notes even after listening to the song title. For this reason, it is often difficult to purchase later. In such a case, there is a search method in which a broadcast time is recorded using a portable terminal, and music is identified from the broadcast time stored later and a broadcast station.

[0004] However, in this search method, it is difficult to identify and store a broadcast station in the case of a car, because the car is moving across prefectures. Searching during driving is not preferable for safety. As described above, it can be said that it is difficult to obtain music learned by broadcasting while driving in a car that is considered to have many opportunities to listen to music from broadcasting such as radio and television.

SUMMARY OF THE INVENTION It is an object of the present invention to provide a music distribution system which makes it possible to easily obtain broadcast music information without knowing the title of the music even during driving and an information processing terminal suitable for the system. It is in.

[0006]

To achieve the above object, a music distribution system according to the present invention comprises:
In response to the selection input from the selection input means, the storage means, and the selection input means, an acquisition request necessary for obtaining the received broadcast music information is transmitted, and a purchase request from the selection input means corresponding to the music data for trial listening is transmitted. A vehicle having first control means for storing the music data for sale obtained in the storage means in the storage means, and reading and transmitting the music data for trial listening from the music data in response to the acquisition request, and responding to the purchase request. And a music distribution center having second control means for transmitting the music data for sale from the music database in response.

In the present invention, the acquisition request includes reception time information indicating a time when the music information was received, reception frequency information indicating a broadcast channel on which the music information is being received, and current position information of the vehicle. The center is a broadcast station estimating means for estimating a broadcast station being received by the vehicle based on the reception frequency information and the current position information of the vehicle, and the reception time is referred to by referring to broadcast time information created by the estimated broadcast station. Music search means for searching the music information corresponding to the information and outputting the searched music information to the second control means, wherein the second control means is configured to provide the sales information corresponding to the music identification code created by the broadcasting station. The music data for use may be read from the music database.

In the present invention, the vehicle has rejection input means, and the first control means stores the music data for trial listening in the storage means, and waits for a fixed time after the output of the music data for trial listening is completed. If the selection input means has not been operated during the lapse of time, or if the rejection input means has been operated, the music data for trial listening stored in the storage means may be deleted.

In the present invention, the received broadcast music includes a music identification code corresponding to the music.
The acquisition request may include the music identification code, and the second control means may read and transmit the music data for trial listening and sales for sale based on the music identification code.

[0010] Alternatively, in the present invention, the vehicle may have an automatic charging means, and the first control means may cause the automatic charging means to make a payment by receiving music data for sale.

In the present invention, the music data for trial listening may have a minimum time length in which the title of the music can be determined.

In the present invention, the first control means includes:
When there is an input request from the selection means for the music data stored in the storage means, the input request may not be transmitted.

[0013] Alternatively, in the present invention, the first control means determines whether or not the music information received by the broadcast receiving and reproducing means is a selective reservation program. When the program is not a selected reserved program, the music information stored in the storage means may be read and output.

[0014] In the present invention, the first control means may read and output music information from the storage means,
Upon receiving the music information of the selected reserved program, the received music information is stored in the storage means, and the stored received music information is read out from the storage means after the completion of the music information being read out and outputted. Is also good.

In the present invention, the selection input means and / or the rejection input means may be provided near a steering wheel of the vehicle.

Further, according to the present invention, in response to the selection input from the selection input means, the storage means, and the selection input means, an acquisition request necessary for obtaining the received broadcast music information is transmitted, and the music data for trial listening is supported. And a first control means for storing in the storage means the music data for sale obtained by transmitting a purchase request from the selection input means. Suggest as a terminal.

[0017]

FIG. 1 shows an embodiment of a music distribution system according to the present invention. In the figure, 20 is a broadcasting station, 21
Is a base station, 22 is a network, 23 is a music distribution center, and 24 is a vehicle. In the vehicle 24, 1 is a selection input means composed of a push button switch and the like, 2 is a rejection input means composed of a push button switch and the like, 3 is an output means composed of a speaker and the like, 4 is a known broadcast receiving means, 5 is a receiving antenna, and 6 is a receiving antenna. A transmitting / receiving antenna, 7 is a control unit including a CPU or the like, 8 is a storage unit, 9 is a wireless communication unit, and 10 is a vehicle position measuring unit such as a car navigation system.

In the music distribution center 23, 25
Is a broadcasting station estimating means, 26 is a music searching means, 27 is a CPU
The control means 28 is composed of a memory and the like, and is a music database in which music data for trial listening and sales are stored in advance as music information broadcast by each broadcasting station.

In this case, the broadcasting station estimating means 25, the music searching means 26, and the control means 27 may use one large-sized computer or the like which can perform the functions of the respective means. The broadcast station 20, base station 21, and music distribution center 23 can mutually exchange information via the network 22.

In FIG. 1, a broadcasting station 20 creates and holds broadcast time information in which a music identification code and a time at which the music was broadcast are recorded for the broadcasted music information. Vehicle 24
The broadcast receiving means 4 receives the music information broadcasted by the broadcasting station via the antenna 5 of the above, and inputs the music information to the control means 7. The control means 7 outputs the music information through the output means 3. When the passenger of the vehicle 24 presses the selection input unit 1 during the output of the music information, the control unit 7 receives the reception time information indicating the reception time of the music information, the reception frequency information indicating the receiving channel, An acquisition request including the current position information of the vehicle is transmitted from the vehicle position measurement unit 10 via the wireless communication unit 9 and the antenna 6. The acquisition request is transmitted to the base station 21
Is received and sent to the music distribution center 23 via the network 22. In the music distribution center 23, the broadcast station estimating means 25 determines the broadcast station 2 that the vehicle 24 is receiving from the reception frequency information and the vehicle position information of the acquisition request.
0, and based on this estimation result, the music search means 26
Refers to the broadcast time information of the broadcast station 20 via the network 22, searches the broadcast time information for music information corresponding to the reception time information, and the control means 27
The searched music information and the corresponding music identification code are obtained, and the corresponding listening music data is read from the music database 28 and transmitted from the base station 21 to the vehicle 24 together with the music identification code. Control means 7
Receives the preview music data from the music distribution center 23, stores the music data in the storage unit 8, and outputs the music data from the output unit 3. When the passenger of the vehicle 24 presses the selection input means 1 at the time of reproducing and outputting the music information, the control means 7 transmits a purchase request including the music identification code to the music distribution center 23 again by the wireless communication means. The music distribution center 23
When the purchase request is received, the music data for sale corresponding to the music identification code is read from the music database 28 and transmitted to the vehicle 24. The control means 7 stores the received music data for sale in the storage means 8. At this time, the control means 7 performs payment processing of the purchase price using a known automatic charging means 11 such as ETC. During the outputting of the music data for trial listening, the occupant of the vehicle 24
Is pressed, and if the selection input means 1 is not pressed within a certain time after the output of the music data for trial listening, the control means 7 deletes the music data for trial listening stored in the storage means 8.

In the music data transmitted from the music distribution center, one music is divided into a plurality of files in the form of band division and encoded and stored, and the band is divided when the music data for trial listening is distributed. Preferably, only one copy of the file is transferred and the remaining files are transferred at the time of purchase. In this way, by making the distribution file capacity at the time of the trial listening smaller than the code amount required for one music, the wireless communication time at the time of the trial listening can be shortened. In addition, by deteriorating the sound quality of the music data for trial listening, it is possible to minimize damages caused by improper storage of music.

FIG. 2 shows another embodiment of the present invention. The same reference numerals as those in FIG. 1 denote the same or similar means. In FIG. 2, the broadcast station 20 broadcasts a program identification code corresponding to the program being broadcast and a music identification code corresponding to the music information being broadcast in addition to the music information. The broadcast receiving means 4 receives the broadcast of the broadcast station via the antenna 5 of the vehicle 24, and inputs the music information and the music identification code to the control means 7. The control means 7 outputs the music information by the output means 3 and stores the program identification code and the music identification code in the storage means 8. When the passenger of the vehicle 24 presses the selection input unit 1 during the output of the music information, the control unit 7 reads out the music identification code stored in the storage unit 8 and obtains the music information including the music identification code. The request is transmitted by the wireless communication means 9 via the antenna 6. The acquisition request is received by the base station 21 and sent to the music distribution center 23 via the network 22. The control means 27 of the music distribution center 23 reads the music data for trial listening corresponding to the music identification code of the acquisition request from the music database 28 to the vehicle 24 and transmits the same. When the control means 7 receives the music data for trial listening from the music distribution center 23, the control means 7 stores it in the storage means 8,
Output from the output means 3. When the passenger of the vehicle 24 presses the selection input means 1 at the time of reproducing and outputting the music information, the control means 7 again transmits a purchase request including the music identification code to the music distribution center 23 via the wireless communication means 9. . When the music distribution center 23 receives the purchase request, the control means 27 reads out music data for sale corresponding to the music identification code from the music database 28, and
4 is transmitted. The control means 7 stores the received music data for sale in the storage means 8. At this time, the purchase price payment processing is performed in advance by using the Internet banking or the like as described above. In addition, when the driver of the vehicle 24 presses the rejection input means 2 while outputting the listening music data,
If the selection input means 1 is not pressed within a predetermined time after the output of the music data for trial listening, the control means 7 deletes the music data for trial listening stored in the storage means 8.

The control means 7 compares the music identification code of the selected music with the music identification code of the music stored in the storage means 8 when the music is selected by the selection input means 1 and selects the music. As a result, when it is determined that the music data for trial listening having the same music identification code exists, the acquisition request is not transmitted to the music distribution center 23. This allows
It is possible to avoid unnecessary duplicate purchases.

FIG. 3 shows still another embodiment of the present invention, wherein the selection input means 1 has a YES button 31 and a rejection input means 2.
The NO button 32 is used, and the two buttons are installed near the handle 30. As a result, it is possible to minimize the risk associated with the operation during driving the vehicle. Further, since the selection is made with two buttons, desired music data can be easily obtained without requiring knowledge of the network or the like.

FIG. 4 shows still another embodiment of the present invention.
5 is a flowchart showing the operation of the control means 7 when the broadcasting station 20 also broadcasts a program identification code corresponding to the music information.

That is, FIG. 4 is a flowchart relating to a selection output mode for automatically selecting a desired broadcast output and a reproduction output of the music information stored in the storage means 8 when a non-target broadcast is received. The control means 7 refers to the program identification code corresponding to the program being received to determine whether it is a program that has been selectively reserved (401). If the program has been selected and reserved, it is determined whether a rejection input has been input from the driver (402). If the rejection input has not been input, the received broadcast is output (403).
If the program is not selected and reserved, or if a rejection input has been input, the music information stored in the storage means 8 is reproduced and output (404). If the broadcast station is broadcasting along with music information, the program identification code is used. Alternatively, the control unit 7 estimates the broadcasting station receiving from the vehicle position information and the reception frequency information, transmits the estimation result to the base station 21, and the music distribution center 23 transmits the information such as the broadcasting schedule of the broadcasting station. The program identification code may be obtained by obtaining it via the network 22, determining the program identification code, and transmitting the program identification code.

Further, when the broadcast of the program reserved and selected is started while the music stored in the storage means 8 is being reproduced, the received information such as the music information and music identification code of the received program is stored. The music information temporarily stored in the storage means 8 may be reproduced and output once the reproduced music is finished. In this way, it is possible to prevent the music being listened from being suddenly interrupted.

In the above embodiment, the storage means 8 is assumed to be a storage medium such as a hard disk.
A portable storage medium such as D, DVD, and MO may be used. It is also possible to convert music data stored in a storage means such as a hard disk and transfer the data to the MD, or conversely, transfer the music data from the MD to the hard disk.

In the vehicle 21, the selection input unit 1, the rejection input unit 2, and the control unit 7 may be configured as a vehicle information processing terminal of the music distribution system of the present invention.

[0030]

As described above, with the use of the music distribution system of the present invention, it is possible to easily purchase music heard by receiving a broadcast without knowing the title of the music even while driving the vehicle. In addition, the received music program and the already purchased music can be mixed and reproduced and output, and the new music can be listened to and purchased while listening to the acquired music.

[Brief description of the drawings]

FIG. 1 is a block diagram showing one embodiment of the present invention.

FIG. 2 is a block diagram showing another embodiment of the present invention.

FIG. 3 is an explanatory view of still another embodiment of the present invention.

FIG. 4 is a flowchart of outputting a selected reception program according to still another embodiment of the present invention.

[Explanation of symbols]

 DESCRIPTION OF SYMBOLS 1 Selection input means 2 Rejection input means 3 Output means 4 Broadcast receiving means 5 Antenna 6 Antenna 7 Control means 8 Storage means 9 Wireless communication means 10 Vehicle position measuring means 11 Automatic billing means 20 Broadcasting station 21 Base station 22 Network 23 Music distribution center 24 vehicle 25 broadcast station estimation means 26 music search means 27 control means 28 music database 30 steering wheel 31 YES button 32 NO button

Claims (12)

[Claims] 1. An acquisition request necessary for acquiring received broadcast music information is transmitted in response to a selection input from a broadcast reception / reproduction means, a selection input means, a storage means, and a selection input means, and the music data for listening to a sample is supported. A vehicle having first control means for storing, in the storage means, music data for sale obtained by transmitting a purchase request from the selection input means, and music data for trial listening from the music data in response to the acquisition request. And a music distribution center having second control means for transmitting the music data for sale from a music database in response to the purchase request. 2. The acquisition request includes reception time information indicating a time at which music information was received, reception frequency information indicating a broadcast channel on which the music information is being received, and current position information of a vehicle. A broadcast station estimating means for estimating a broadcast station being received by the vehicle based on the reception frequency information and the current position information of the vehicle; and referring to the broadcast time information created by the estimated broadcast station, Music search means for searching the corresponding music information and outputting the searched music information to the second control means, wherein the second control means includes the music for sale corresponding to the music identification code created by the broadcasting station. The music distribution system according to claim 1, wherein data is read from a music database. 3. The vehicle has rejection input means, the first control means stores the music data for trial listening in the storage means, and within a predetermined time after the output of the music data for trial listening is completed. 2. The music data for trial listening stored in the storage means is erased when the selection input means is not operated or when the rejection input means is operated. Music distribution system. 4. The received broadcast music includes a music identification code corresponding to the music, the acquisition request includes the music identification code, and a second control unit includes the music identification code in the reception request. The music distribution system according to claim 1, wherein the music data for reading and selling is read and transmitted based on the music data. 5. The vehicle according to claim 1, wherein the vehicle has automatic charging means, and the first control means causes the automatic charging means to make a payment by receiving music data for sale.
Music distribution system as described. 6. The music data for trial listening has a minimum time length for determining a music title.
Music distribution system as described. 7. The first control means is configured not to transmit the input request when there is an input request from the selection means for the music data stored in the storage means. The music distribution system according to claim 1. 8. The first control means determines whether or not the music information received by the broadcast reception / playback means is a selected reservation program, and outputs the music information when the music information is a selected reservation program, 2. The music distribution system according to claim 1, wherein the music information stored in the storage means is read out and output when the program is not a selected reservation program. 9. When the first control means receives music information of a selected reservation program during reading and outputting of music information from the storage means, the first control means stores the received music information in the storage means, and stores the received music information in the storage means. 9. The music distribution system according to claim 8, wherein said stored received music information is read out from said storage means and output after completion of the music information being output. 10. The music distribution system according to claim 1, wherein said selection input means is provided near a steering wheel of the vehicle. 11. The music distribution system according to claim 3, wherein said rejection input means is provided near a steering wheel of the vehicle. 12. A selection input means, a storage means, and an acquisition request necessary for obtaining received broadcast music information in response to a selection input from the selection input means, and a selection input corresponding to music data for trial listening. An information processing terminal for a vehicle of a music distribution system, comprising: first control means for storing, in the storage means, music data for sale obtained by transmitting a purchase request from the means.